UK Doctor-Signed Medical Certificates You Can Trust
At Merlin Health, we provide fast, reliable online medical letters and certificates — all reviewed and signed by an expert team of UK GMC and NHS-registered doctors. Whether you need documentation for work, travel, study, or personal support, we make the process quick, simple and stress-free.
Discover the full range of doctor’s letters we offer below, including sickness letters, travel certificates, and support letters — all delivered straight to your email inbox, within just a few hours.
Our Sickness Letters offer reliable medical documentation for illness or recovery, reviewed and signed by UK GMC-registered doctors and delivered securely by email.
Our Travel Letters provide doctor-signed medical documentation for flights and trips abroad, including fit-to-fly, unfit-to-fly, and vaccine exemption certificates — all delivered online by UK-registered doctors.
Our Support Letters include doctor-signed documents for emotional support animals, housing needs, Blue Badge applications, and more — issued by UK-registered doctors and delivered online within hours.